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Ajout d'un menu contextuel sur le schema

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@202 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
xavierqet
2007-11-02 18:04:13 +00:00
parent 937f732782
commit 4fa3e665d9
5 changed files with 84 additions and 30 deletions
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93
diagramview.cpp
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@@ -31,6 +31,10 @@ DiagramView::DiagramView(QWidget *parent) : QGraphicsView(parent), is_adding_tex
adjustSceneRect();
updateWindowTitle();
context_menu = new QMenu(this);
paste_here = new QAction(QIcon(":/ico/paste.png"), tr("Coller ici"), this);
connect(paste_here, SIGNAL(triggered()), this, SLOT(pasteHere()));
connect(scene, SIGNAL(selectionEmptinessChanged()), this, SLOT(slot_selectionChanged()));
connect(&(scene -> border_and_inset), SIGNAL(borderChanged(QRectF, QRectF)), this, SLOT(adjustSceneRect()));
connect(&(scene -> undoStack()), SIGNAL(cleanChanged(bool)), this, SLOT(updateWindowTitle()));
@@ -244,48 +248,42 @@ void DiagramView::copy() {
}
/**
importe les elements contenus dans le presse-papier dans le schema
Importe les elements contenus dans le presse-papier dans le schema
@param pos coin superieur gauche (en coordonnees de la scene) du rectangle
englobant le contenu colle
@param clipboard_mode Type de presse-papier a prendre en compte
*/
void DiagramView::paste() {
QString texte_presse_papier;
void DiagramView::paste(const QPointF &pos, QClipboard::Mode clipboard_mode) {
QString texte_presse_papier = QApplication::clipboard() -> text(clipboard_mode);
if ((texte_presse_papier).isEmpty()) return;
QDomDocument document_xml;
if ((texte_presse_papier = QApplication::clipboard() -> text()).isEmpty()) return;
if (!document_xml.setContent(texte_presse_papier)) return;
// listes pour recupere les elements et conducteurs ajoutes au schema par le coller
QList<Element *> elements_pasted;
QList<Conductor *> conductors_pasted;
QList<DiagramTextItem *> texts_pasted;
scene -> fromXml(document_xml, QPointF(), false, &elements_pasted, &conductors_pasted, &texts_pasted);
scene -> fromXml(document_xml, pos, false, &elements_pasted, &conductors_pasted, &texts_pasted);
// si quelque chose a effectivement ete ajoute au schema, on cree
if (elements_pasted.count() || conductors_pasted.count()) {
// si quelque chose a effectivement ete ajoute au schema, on cree un objet d'annulation
if (elements_pasted.count() || conductors_pasted.count() || texts_pasted.count()) {
scene -> clearSelection();
scene -> undoStack().push(new PasteDiagramCommand(scene, elements_pasted, conductors_pasted, texts_pasted));
}
}
/// Colle le contenu du presse-papier sur le schema a la position de la souris
void DiagramView::pasteHere() {
paste(mapToScene(paste_here_pos));
}
/**
gere les clics et plus particulierement le clic du milieu (= coller pour X11)
*/
void DiagramView::mousePressEvent(QMouseEvent *e) {
if (e -> buttons() == Qt::MidButton) {
QString texte_presse_papier;
QDomDocument document_xml;
if ((texte_presse_papier = QApplication::clipboard() -> text(QClipboard::Selection)).isEmpty()) return;
if (!document_xml.setContent(texte_presse_papier)) return;
// listes pour recupere les elements et conducteurs ajoutes au schema par le coller
QList<Element *> elements_pasted;
QList<Conductor *> conductors_pasted;
QList<DiagramTextItem *> texts_pasted;
scene -> fromXml(document_xml, mapToScene(e -> pos()), false, &elements_pasted, &conductors_pasted, &texts_pasted);
// si quelque chose a effectivement ete ajoute au schema, on cree
if (elements_pasted.count() || conductors_pasted.count()) {
scene -> clearSelection();
scene -> undoStack().push(new PasteDiagramCommand(scene, elements_pasted, conductors_pasted, texts_pasted));
}
paste(mapToScene(e -> pos()), QClipboard::Selection);
} else {
if (is_adding_text && e -> buttons() == Qt::LeftButton) {
DiagramTextItem *dti = new DiagramTextItem();
@@ -813,3 +811,52 @@ bool DiagramView::event(QEvent *e) {
void DiagramView::addText() {
is_adding_text = true;
}
/**
Gere le menu contextuel
@param e Evenement decrivant la demande de menu contextuel
*/
void DiagramView::contextMenuEvent(QContextMenuEvent *e) {
if (QGraphicsItem *qgi = scene -> itemAt(mapToScene(e -> pos()))) {
if (!qgi -> isSelected()) scene -> clearSelection();
qgi -> setSelected(true);
}
if (QETDiagramEditor *qde = diagramEditor()) {
context_menu -> clear();
if (scene -> selectedItems().isEmpty()) {
paste_here_pos = e -> pos();
context_menu -> addAction(paste_here);
context_menu -> addSeparator();
context_menu -> addAction(qde -> infos_diagram);
context_menu -> addAction(qde -> add_column);
context_menu -> addAction(qde -> remove_column);
context_menu -> addAction(qde -> expand_diagram);
context_menu -> addAction(qde -> shrink_diagram);
} else {
context_menu -> addAction(qde -> cut);
context_menu -> addAction(qde -> copy);
context_menu -> addSeparator();
context_menu -> addAction(qde -> delete_selection);
context_menu -> addAction(qde -> rotate_selection);
context_menu -> addSeparator();
context_menu -> addAction(qde -> conductor_prop);
context_menu -> addAction(qde -> conductor_reset);
}
// affiche le menu contextuel
context_menu -> popup(e -> globalPos());
}
e -> accept();
}
/// @return l'editeur de schemas parent ou 0
QETDiagramEditor *DiagramView::diagramEditor() const {
// remonte la hierarchie des widgets
QWidget *w = const_cast<DiagramView *>(this);
while (w -> parentWidget() && !w -> isWindow()) {
w = w -> parentWidget();
}
// la fenetre est supposee etre un QETDiagramEditor
return(qobject_cast<QETDiagramEditor *>(w));
}